`cempschool.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3030::ac43:87f7^{🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3035::6815:789^{🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.7.137^{Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.135.247^{🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`max.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b84^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`max.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c184^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`max.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2184^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`max.ns.cloudflare.com`
		A	108.162.193.132^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`max.ns.cloudflare.com`
		A	172.64.33.132^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`max.ns.cloudflare.com`
		A	173.245.59.132^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`max.ns.cloudflare.com`
NS	`serena.ns.cloudflare.com`
		A	2606:4700:50::adf5:3adc^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`serena.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c0dc^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`serena.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:20dc^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`serena.ns.cloudflare.com`
		A	108.162.192.220^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`serena.ns.cloudflare.com`
		A	172.64.32.220^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`serena.ns.cloudflare.com`
		A	173.245.58.220^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`serena.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.7.137, 172.67.135.247
		IPv6 hints	2606:4700:3030::ac43:87f7, 2606:4700:3035::6815:789
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=115, name=cloudflare-ech.com
SOA	`max.ns.cloudflare.com`dns@cloudflare.com serial=2401878062

`com`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.gtld-servers.net` ⭐
	NS	`b.gtld-servers.net`
	NS	`c.gtld-servers.net`
	NS	`d.gtld-servers.net`
	NS	`e.gtld-servers.net`
	NS	`f.gtld-servers.net`
	NS	`g.gtld-servers.net`
	NS	`h.gtld-servers.net`
	NS	`i.gtld-servers.net`
	NS	`j.gtld-servers.net`
	NS	`k.gtld-servers.net`
	NS	`l.gtld-servers.net`
	NS	`m.gtld-servers.net`
	SOA	`a.gtld-servers.net`nstld@verisign-grs.com serial=1777014606

Same first word

cempschool.com

DNS History

10 records (6 active, 4 former)

●NSmax.ns.cloudflare.com2019-12-18 → 2026-04-24 · 2 obs

● 2019-12-18 01:18:34
● 2026-04-24 07:18:16

●NSserena.ns.cloudflare.com2019-12-18 → 2026-04-24 · 2 obs

● 2019-12-18 01:18:34
● 2026-04-24 07:18:16

●A104.21.7.1372026-02-17 → 2026-04-24 · 3 obs

○ 2019-12-18 01:18:34
● 2026-02-17 11:49:26
● 2026-04-24 07:18:16

○A104.31.70.12019-12-18 → 2019-12-18 · 3 obs

● 2019-12-18 01:18:34
○ 2026-02-17 11:49:26
○ 2026-04-24 07:18:16

○A104.31.71.12019-12-18 → 2019-12-18 · 3 obs

● 2019-12-18 01:18:34
○ 2026-02-17 11:49:26
○ 2026-04-24 07:18:16

●A172.67.135.2472026-02-17 → 2026-04-24 · 3 obs

○ 2019-12-18 01:18:34
● 2026-02-17 11:49:26
● 2026-04-24 07:18:16

○A2606:4700:30::681f:46012019-12-18 → 2019-12-18 · 3 obs

● 2019-12-18 01:18:34
○ 2026-02-17 11:49:26
○ 2026-04-24 07:18:16

○A2606:4700:30::681f:47012019-12-18 → 2019-12-18 · 3 obs

● 2019-12-18 01:18:34
○ 2026-02-17 11:49:26
○ 2026-04-24 07:18:16

●A2606:4700:3030::ac43:87f72026-02-17 → 2026-04-24 · 3 obs

○ 2019-12-18 01:18:34
● 2026-02-17 11:49:26
● 2026-04-24 07:18:16

●A2606:4700:3035::6815:7892026-02-17 → 2026-04-24 · 3 obs

○ 2019-12-18 01:18:34
● 2026-02-17 11:49:26
● 2026-04-24 07:18:16

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
cempschool.com	max.ns.cloudflare.com, serena.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:172.64.32.220

NS records: max.ns.cloudflare.com, serena.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for cempschool.com (unsigned zone)

⏱️ Timing

Total: 323ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.135.247, 104.21.7.137`
AAAA	2	`2606:4700:3035::6815:789, 2606:4700:3030::ac43:87f7`
NS	2	`max.ns.cloudflare.com, serena.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`max.ns.cloudflare.com dns.cloudflare.com`

📌 Glue Records Collected

Total: 12

Out-of-bailiwick: 12 (max.ns.cloudflare.com, max.ns.cloudflare.com, max.ns.cloudflare.com...)

Analysis

IP Addresses

cempschool.com maps to four IP numbers: 2606:4700:3030::ac43:87f7, 2606:4700:3035::6815:789, 104.21.7.137 and 172.67.135.247.

Other host names, for instance apobank-v.com, www.gramati.net, ckswm3.info, ce9707vmyg6hqbl989.asheot.co.in and rendi.dev share IP numbers with cempschool.com.

Name Servers

Two name servers max.ns.cloudflare.com and serena.ns.cloudflare.com are delegated to cempschool.com.

cempschool.com uses the same name server configuration as other domains, such as goodtake.com.hk, glb.cc, marriedonline.net, zhibo1.cc and dnchk.com.

cempschool.com at least partially shares name servers with other domains such as planetahuevo.es, cupids.org, afrique-diplomatique.com, megatron177.com and paidtobridesmaid.com.

Host names with six IP numbers: Host name max.ns.cloudflare.com points to 2606:4700:58::adf5:3b84, 2803:f800:50::6ca2:c184, 2a06:98c1:50::ac40:2184, 108.162.193.132, 172.64.33.132 and 173.245.59.132; host name serena.ns.cloudflare.com points to 2606:4700:50::adf5:3adc, 2803:f800:50::6ca2:c0dc, 2a06:98c1:50::ac40:20dc, 108.162.192.220, 172.64.32.220 and 173.245.58.220.

cempschool.com - robtex.com

cempschool.com

com

Same first word

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

IP Addresses

Name Servers

`cempschool.com`

`com`